#3343B2#3343B2

#3343B2 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.2% C 0.176 H 270.9°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#3343B2
RGB	rgb(51, 67, 178)
HSL	hsl(232, 55%, 45%)
HSV	hsv(232, 71%, 70%)
CMYK	cmyk(71.3%, 62.4%, 0%, 30.2%)
CIE-LAB	lab(33.84, 31.80, -60.85)
CIE-LCH	lch(33.84, 68.66, 297.59°)
OKLab	oklab(44.22% 0.0029 -0.1757)
OKLCH	oklch(44.22% 0.176 270.9)
XYZ	xyz(11.4055, 7.9313, 43.0407)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3343B2 #B2A233

analogous

#3383B2 #3343B2 #6333B2

triadic

#3343B2 #B23343 #43B233

tetradic

#3343B2 #B23383 #B2A233 #33B263

square

#3343B2 #B23383 #B2A233 #33B263

split-complementary

#3343B2 #B26333 #83B233

monochromatic

#181F53 #253182 #3343B2 #5464CE #848FDC

Accessibility & contrast

On white

8.12

#3343B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3343B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3343B2

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3343B2	#FFFFFF	#000000	##FFFFFF
##3343B2	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B6

Deuteranopia (green-blind)

#004AB0

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3343b2;
/* rgb */ color: rgb(51, 67, 178);
/* oklch */ color: oklch(44.2% 0.176 270.9);

Tailwind

colors: {
  custom: {
    50: '#7c77ca',
    500: '#3343b2',
    950: '#000000',
  },
}

SCSS

$custom: #3343b2;
$custom-light: #7c77ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3343b2",
  "rgb": {
    "r": 51,
    "g": 67,
    "b": 178
  },
  "hsl": {
    "h": 232.441,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.44221,
    "c": 0.1757,
    "h": 270.9
  },
  "luminance": 0.07932
}

Semantic roles & 50–950 ramp

primary

#3343B2

secondary

#C5BC7C

accent

#CC49DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3343B2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →